Wondering exactly how baseball's "ABS challenge" system works? You've come to the right place.

Saw a hitter, catcher, or pitcher tap their helmet after a pitch and wondered what just happened. Here’s a clear guide to MLB ...

Just years after the ghost runner and pitch clock rules significantly changed the rhythm of baseball, shortening game length, ...

At long last, player protest with ball or strike calls can be handled with something other than ineffectual arguing.

A new challenge system has been introduced to Major League Baseball during Spring Training this season, after being tested ...

C.B. Bucknor struggled mightily on Saturday afternoon. ABS came to the rescue.

Measuring players for ABS is a very precise system. Here's how it works.

MLB games will look different this season, and we have you covered on what to know about the newest rule changes, including ...

Wednesday is MLB’s Opening Day, and with it a new era of baseball arrives. The Automated Ball-Strike Challenge System, ...